@misc{indiciae594e4d634afa,
  title = {On the nature of the dirty ice at the bottom of the GISP2 ice core},
  author = {Michael L. Bender and Edward Burgess and Richard B. Alley and Bruce Barnett and Gary D. Clow},
  year = {2010},
  doi = {10.1016/j.epsl.2010.09.033},
  url = {https://pubs.usgs.gov/publication/70037558},
  note = {Source identifier: 70037558}
}